CN106855954A - A kind of particular bar and forming method thereof - Google Patents
A kind of particular bar and forming method thereof Download PDFInfo
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- CN106855954A CN106855954A CN201710021890.8A CN201710021890A CN106855954A CN 106855954 A CN106855954 A CN 106855954A CN 201710021890 A CN201710021890 A CN 201710021890A CN 106855954 A CN106855954 A CN 106855954A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06018—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking one-dimensional coding
- G06K19/06028—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking one-dimensional coding using bar codes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06046—Constructional details
- G06K19/0614—Constructional details the marking being selective to wavelength, e.g. color barcode or barcodes only visible under UV or IR
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Abstract
The invention discloses a kind of particular bar, it is characterised in that including：The one-dimensional bar code being placed on stock, the one-dimensional bar code includes bar and sky；The length of at least one and other differences, data message is included after the length information identification of bar.The invention also discloses a kind of forming method of particular bar.The present invention can still recognize the characteristic as the commodity a product one yard of one-dimensional barcode representation, on this basis, can realize bar code have one one yard mark, to businessman realize one one yard have trace to the source wait apply bring surcharge, while bar code has extraordinary cryptographic capabilities.
Description
Technical field
The present invention relates to a kind of particular bar, and in particular to a kind of bar code and forming method thereof.
Background technology
Bar code (barcode) is the multiple secret notes and blank for not waiting width, is arranged according to certain coding rule, is used
To express the graphical identifier of a group information.Common bar code is the secret note (abbreviation bar) and informal voucher differed greatly by reflectivity
The pattern of parallel lines that (referred to as empty) is lined up.The code system of conventional one-dimension code includes：EAN yards, 39 yards, intersect 25 yards, UPC code, 128
Code, 93 yards, ISBN yards, and Codabar (Ku Deba yards) etc..In the world, including China, bar code (barcode) is referred to as, such as
Shown in Fig. 1.
Bar code is a kind of most economical so far, practical automatic identification technology.It has the excellent of the following aspects
Point
A. high input speed：Compared with input through keyboard, the speed of bar code input is 5 times of input through keyboard, and can be real
Existing " instant data input ".
B. reliability is high：Key in data error rate is 31 percent, using OCR error rate
It is a ten thousandth, and uses the bar codes technique bit error rate to be less than hundred a ten thousandths.
C. collection contains much information：Tens information of character can be once gathered using traditional one-dimensional bar code, and has one
Fixed automatic error-correcting ability.
D. it is flexibly practical：Bar code identification can both be used alone as a kind of means of identification, it is also possible to and relevant identification
Equipment constitutes a system and realizes automatic identification, can also be linked up with other control devices and realize automatic management.
But existing bar code Shortcomings part.It is with domestic most commonly seen EAN-13 general commodity bar codes
Example.EAN-13 general commodity bar codes are typically made up of prefix part, manufacturer's code, commercial product code and check code.Commodity
Prefix code in bar code is the code for identifying country, and endowed power is in International Article Numbering Association, such as 00-09 generations
The table U.S., Canada.45-49 represents Japan.690-695 represents China's Mainland, and 471 represent Taiwan, and 489 represent
The Hong Kong Special Administrative Region., in the article code tissue in every country or area, China is by national article code for the tax power of manufacturer's code
Center assigns manufacturer's code.Commercial product code is the code for identifying commodity, and endowed power is by oneself row of production enterprise
Make.Commodity bar code finally verifies in commodity bar code the correctness of l-12 digital codes from left to right with 1 bit check yard.
Bar code is, in direction (being typically a horizontally oriented) expressing information, and not express any then in vertical direction
Information, its certain height is typically to the alignment for being easy to reader.In sum：General commodity bar code, only represents commodity
Category, it is impossible to represent uniqueness of the particular commodity in the category；And it is common with secret note, most commonly seen, the Chang Yushang of white sky
Product or packaging external appearance are integrally uncoordinated, influence outward appearance, aesthetics.
The content of the invention
To solve the deficiencies in the prior art, it is an object of the invention to provide a kind of bar code and forming method thereof.
In order to realize above-mentioned target, the present invention is adopted the following technical scheme that：
A kind of particular bar, it is characterised in that including：It is placed on the stock, superposition or partial stack are in described
The color of one-dimensional bar code；Include data message after the colour recognition.
A kind of foregoing particular bar, it is characterised in that the color for superposition or partial stack in the bar and/or
Information on the sky.
Foregoing a kind of particular bar, it is characterised in that color includes following species：Colour K100, colour K50, color
Value MY100K50, colour MY100, colour MY50, colour CY100, colour C80Y50, colour CM100, colour M100, colour
M20Y40K40。
A kind of foregoing particular bar, it is characterised in that including：
The one-dimensional bar code being placed on stock, the one-dimensional bar code includes bar and sky；The length of at least one
With other differences, data message is included after the length information identification of bar.
A kind of forming method of particular bar, it is characterised in that comprise the following steps：
Step one：Generation one-dimensional bar code, the one-dimensional bar code includes bar and sky；
Step 2：The overlay color on the bar of one-dimensional bar code, data message is included after the colour recognition.
The forming method of foregoing a kind of particular bar, it is characterised in that step one includes：
Step 1a：According to the initial one-dimensional bar code of bar code original data genaration；
Step 1b：Coordinate is distributed to initial one-dimensional bar code.
The forming method of foregoing a kind of particular bar, it is characterised in that step 1b includes：
Step 1b1：Along bar code top, with neat in the black bar of bar code, level one horizontal line of picture, X-axis is defined as；Edge
One the right of black bar of rightmost of bar code is neat, vertically draws a vertical line, and is defined as Y-axis；Along Y-axis, with bar code most
The width A of narrow vertical black band is unit, enters line displacement, and in units of A, level ten horizontal lines of picture, every horizontal line is referred to as ginseng
Line is examined, to every reference line numbering；
Step 1b2：According to the coding rule and generating principle of bar code, prolong X-direction, turned left from the right side, be bar code
Every secret note assigns numbering, and above-mentioned numbering is referred to as bar numbering, and every secret note is respectively provided with a bar numbering.
The forming method of foregoing a kind of particular bar, it is characterised in that the step 2 includes：Obtain original close
Text；According to original cipher text correspondence bar numbering, distribution color-sequential is transferred according to correspondence result, color number is distributed according to color-sequential, according to color number
Replace the color of correspondence bar.
A kind of forming method of foregoing particular bar, it is characterised in that including：Step K：To the length of at least one
Degree is changed so that the length of at least one and other differences, and data letter is included after the length information identification of bar
Breath.
The forming method of foregoing a kind of particular bar, it is characterised in that the step K includes：
Step k1：Obtain original cipher text；
Step k2：According to the correspondence position relation that original cipher text and bar are numbered, the corresponding original cipher text numeral of bar, root are found
The reference line of same numbers is found according to original cipher text numeral；The length change of bar is referred to line position to this.
The present invention is advantageous in that：The present invention can be still recognized as the product one of commodity one of one-dimensional barcode representation
The characteristic of code, on this basis it is possible to realize that bar code has one yard of mark, realizes that one one yard has to businessman
The application such as trace to the source brings surcharge, while bar code has extraordinary cryptographic capabilities.
Brief description of the drawings
Fig. 1 is the structural representation of an existing original bar code；
Fig. 2 is the structural representation of reference line in a kind of particular bar of the invention；
Fig. 3 is the partial enlarged drawing of reference line in a kind of particular bar of the invention；
It is the structural representation after bar code distribution coordinate in a kind of particular bar of the invention that Fig. 4 is；
It is the partial enlarged drawing after bar code distribution coordinate in a kind of particular bar of the invention that Fig. 5 is；；
Fig. 6 is the bar code schematic diagram of random colouration of the invention；
Fig. 7 is to allow in a kind of particular bar of the invention original cipher text to be turned left with secondary correspondence X-axis " bar numbering " from the right side
Schematic diagram；
Fig. 8 is to transfer same numbers color-sequential according to the numeral of original cipher text relevant position in a kind of particular bar of the invention
Result figure after ID correspondences；
Fig. 9 is basis " color-sequential " correspondence " color number " in a kind of particular bar of the invention, is found according to " color number " corresponding
Color, the result figure after correspondence；
Figure 10 is that the corresponding vertical black band in a kind of particular bar of the invention to bar code replaces the knot after respective color
Fruit is schemed；
Figure 11 is the result figure after a bar is extended in a kind of particular bar of the invention；
Figure 12 be in a kind of particular bar of the invention all extended after result figure；
Figure 13 is the bar code effect for carrying ciphertext " 1200206477 " of generation in a kind of particular bar of the invention
Figure；
Figure 14 is basipetal reference line ordering chart in a kind of particular bar of the invention；
Figure 15 is irregular reference line ordering chart in a kind of particular bar of the invention；；
Figure 16 is the bar numbering schematic diagram turned left from the right side in a kind of particular bar of the invention；
Figure 17 is the bar numbering close-up schematic view turned left from the right side in a kind of particular bar of the invention；
Figure 18 is a kind of particular bar schematic diagram sheared from top to bottom of the present invention；
Figure 19 is the schematic diagram of the numeral sign below bar code in a kind of particular bar of the invention；
Figure 20 is the design sketch below bar code after digital colour changing in a kind of particular bar of the invention；
Figure 21 is a kind of schematic diagram of the formation system of particular bar in a kind of particular bar of the invention；
Figure is the present invention；
The implication of reference in figure：
1st, black, 2, grey, 3, dark red, 4, red, 5, orange, 6, green, 7, dark green, 8, blue, 9, purple, 10, palm fibre
Color.
Specific embodiment
Make specific introduction to the present invention below in conjunction with the drawings and specific embodiments.
Color, length by changing bar code strip (or empty) of the invention, allows it in vertical direction expression (or carrying)
Quantitative (ciphertext) information, makes the bar code after change not only have certain aesthetics, and with certain uniqueness.
Because the recognition of bar code is realized by the bar of bar code and the color contrast of sky, generally,
As long as disclosure satisfy that the color of the requirement of contrast (PCS values) can be used.The color for generally using light color work empty, such as white,
Orange, yellow etc., the color of bar, such as black, dirty-green, dark-brown are made using dark color.Best colour match is white secret note
It is empty.According to the practical experience of barcode detection, red, golden, the light yellow color that should not make bar is transparent, golden to make sky
Color.
Recognition principle according to bar code, and many experiments of applicant are confirmed：The bar (or empty) of bar code, replace and close
Suitable color, the normal reading of bar code is not influenceed.
Additionally, the recognition principle according to bar code, and many experiments of applicant are confirmed：The rational length for changing bar code
As long as degree, guarantee recognition scan line can cross the transverse area of whole bar code, the bar code changed after length can be normal
Recognition.
A kind of particular bar of the invention, including：The one-dimensional bar code being placed on stock, the one-dimensional bar code bag
Include bar and sky；The length of at least one and other differences, data message is included after the length information identification of bar.Enter one
Step, present invention additionally comprises superposition or partial stack in the color of the one-dimensional bar code；Include number after the colour recognition
It is believed that breath.
Next, just detailed introduction：By changing color, the length of bar code strip (or empty), it is allowed in vertical direction
Expression (or carrying) a certain amount of (ciphertext) data message, makes the bar code after change not only have certain aesthetics, and
With certain uniqueness.For example, allowing the bar code to carry " 1200206477 " this string original cipher textHerein hereinafter referred to as
" original cipher text " or " ciphertext ", below applicant just introduce one by one：
1：Preparation：A general commodity bar code is looked at random, herein hereinafter referred to as " original bar code ", such as Fig. 1.
And its former data " 6901028191098 " for carrying is distinguished out with reader, hereinafter referred to as " bar code is original herein
Data "
2：Coordinate assignment unit
A coordinate is distributed to the bar code first, method is as follows：
A：At the top of rand shape code, with neat in the black bar of bar code, level one horizontal line of picture, X-axis is defined as；Rand shape code
One the right of black bar of rightmost it is neat, vertically draw a vertical line, be defined as Y-axis；Prolong in Y-axis, with the most narrow of bar code
Vertical black band width " A " be unit, offset up, with " A " be unit, level draw ten horizontal lines, first be defined as " ginseng
Examine line 0 ", by that analogy, Article 10 is orientated as " reference line 9 "；Herein hereinafter referred to as " reference line ".As shown in Figure 2.Partial enlargement
Figure is as shown in Figure 3.
B：According to the coding rule and generating principle of bar code, prolong X-direction, turned left from the right side, be that every of bar code is black
Bar assigns numbering, and first numbering is：" 1 ", by that analogy, Article 30 is " 30 ", is bar herein hereinafter referred to as " bar numbering "
After shape code distribution coordinate, as shown in Figure 4.Partial enlarged drawing is as shown in Figure 5.
3：Find suitable color:Because the bar code figure to be generated it is finally to be printed, be shown, be read,
Applicant just starts with from can be printed, be shown, be read color, by the substantial amounts of experiment of applicant, finally have chosen 10 kinds
Color, and for each color imparts unique one " color code ", herein hereinafter referred to as " color number ", these colors are carried out
Sequence, and this sequence one color sorting ID of distribution is given, hereinafter referred to as ' color-sequential ID ' or ' color-sequential ', the present invention is used as a kind of
It is preferred that, it is stipulated that color includes following species：Black, colour K100, colour K50, colour MY100K50, colour MY100, colour
MY50, colour CY100, colour C80Y50, colour CM100, colour M100, colour M20Y40K40.Those skilled in the art are at this
On the basis of invention, above-mentioned preferred colors can be adjusted.This preferably see the table below 1 in detail:
Table 1：Color-sequential and color number
So, there are 10 colors in the sequence of each color, 10 selected by us color is in a different ordering on earth
One total several combinationsAccording to calculating 9*8*7*6*5*4*3*2=362880, then generate 362880 colors rows altogether
Sequence ID, if we are 00 to the color-sequential ID of first color sequence distribution, then the 362880th color of color sequence distribution
Sequence ID is just 362879, refers to table 2 below：Color-sequential ID tables.
Table 2：Color-sequential ID
4：The checking of the color being selected:Applicant has done lot of experiments, and these are by the same original of manual random colouration
The secret note of beginning bar code, can accurately be distinguished after colouration by reader, and the data content distinguished out of reader with it is original
The content that bar code is carried is completely the same.It is illustrated in fig. 6 shown below.
5：In sum, it is the secret note distribution color of bar code and to be replaced be feasible.The distribution of color is according to such as
Under carry out.
6. distribution and encryption
S1:Design is:Allow original cipher text " 1200206477 " from the right side turn left with it is secondary correspondence X-axis on " bar numbering ", here
Bar code strip numbering " 1 ", " 2 ", " 15 ", " 16 ", " 29 ", " 30 " are gone to amount to six as reserved；(remarks：Bar code has three altogether
Ten secret notes, cut six, remaining 24, so original cipher text length digit not should be greater than 24, when ciphertext is long
Skipped when bar numbering " 15 ", " 16 " are run into when degree is more than 12；) correspondence after result such as Fig. 7.
S2：According to table 2 above, the numeral (temporary transient) according to original cipher text relevant position transfers same numbers color-sequential ID, (tool
Which color-sequential ID is transferred in body practical process can be by " prefix part, manufacturer's code, the business in initial data, initial data
Product code and check code " is determined or takes the mode of artificial and random intervention to carry out；) correspondence after result such as Fig. 8.
S3：According to color-sequential table 2, (temporary transient) " No. 0 " color number for choosing each color-sequential of correspondence ID (specifically transfers correspondence " color
Sequence ID " which " color number " can be by " prefix part, manufacturer's code, commercial product code and the verification in initial data, initial data
Code " is determined or takes the mode of artificial and random intervention to carry out；) according to " color-sequential " correspondence " color number ", it is right to be found according to " color number "
The color answered, the result such as Fig. 9 after correspondence.
S4：According to upper figure, the corresponding vertical black band to bar code replaces the result after respective color, such as Figure 10.
S5：Change length
According to the correspondence position relation of " original cipher text " and " bar numbering "：A：Bar corresponding " original cipher text " numeral is found,
" reference line " of same numbers is found according to " original cipher text " numeral；B：Bar is extended to " reference line " position；For example, bar 3
Corresponding " original cipher text " last one-bit digital " 7 ", bar 3 is extended to the position of " reference line 7 ", and the result after extension is as schemed
11。
Result such as Figure 12 after all extending.
Bar code effect such as Figure 13 for carrying ciphertext " 1200206477 " of generation.
Six -2：In order to improve complexity and secret grade：
1：The sequence of reference line can be basipetal, such as Figure 14.
Can also be irregular, such as Figure 15.
2：Bar numbering can turn left from the right side, such as Figure 16.Its partial enlarged drawing such as Figure 17.
3：Bar can be what is sheared from top to bottom, such as Figure 18.
4：Numeral below bar code can change color, the corresponding relation with " original cipher text ", and direction can be from a left side
It is turning right, or turn left from the right side, such as Figure 19.
Effect below figure 20 below bar code after digital colour changing.
Can be by " prefix part, the manufacture in initial data, initial data in upper 4 points of sequences, the specific practical process of order
Vendor code, commercial product code and check code " is determined or takes the mode of artificial or random intervention to carry out.
It is possible thereby to induction-arrangement goes out a kind of forming method of particular bar of the present embodiment, it comprises the following steps：
Step one：Generation one-dimensional bar code, the one-dimensional bar code includes bar and sky；
Step 2：The overlay color on the bar of one-dimensional bar code, data message is included after the colour recognition.
Step one includes：
Step 1a：According to the initial one-dimensional bar code of bar code original data genaration；
Step 1b：Coordinate is distributed to initial one-dimensional bar code.
Further, above-mentioned steps 1b includes：
Step 1b1：Along bar code top, with neat in the black bar of bar code, level one horizontal line of picture, X-axis is defined as；Edge
One the right of black bar of rightmost of bar code is neat, vertically draws a vertical line, and is defined as Y-axis；Along Y-axis, with bar code most
The width A of narrow vertical black band is unit, enters line displacement, and in units of A, level ten horizontal lines of picture, every horizontal line is referred to as ginseng
Line is examined, to every reference line numbering；
Step 1b2：According to the coding rule and generating principle of bar code, prolong X-direction, turned left from the right side, be bar code
Every secret note assigns numbering, and above-mentioned numbering is referred to as bar numbering, and every secret note is respectively provided with a bar numbering.
Further, step 2 includes：Obtain original cipher text；According to original cipher text correspondence bar numbering, according to correspondence result
Distribution color-sequential is transferred, color number is distributed according to color-sequential, the color of correspondence bar is replaced according to color number.
Further, comprise the following steps：
Step K：Length at least one is changed so that the length of at least one and other differences,
Include data message after the length information identification of bar.The order of step K can be performed after step 2, it is also possible in step
After one, performed before step 2.
Further, step K includes：
Step k1：Obtain original cipher text；
Step k2：According to the correspondence position relation that original cipher text and bar are numbered, the corresponding original cipher text numeral of bar, root are found
The reference line of same numbers is found according to original cipher text numeral；The length change of bar is referred to line position to this.
Finally, based on a kind of foregoing description specific configuration of the formation system of particular bar of proposition, such as Figure 21, including：
Input interface and API request interface, for obtaining bar code original data, original cipher text；
Bar code pre-generatmg and coordinate assignment unit, connect input interface and API request interface, for former according to bar code
The initial one-dimensional bar code of data genaration, and distribute coordinate to initial one-dimensional bar code；
Manually or at random intervene unit, connection bar code pre-generatmg and coordinate assignment unit, it is following at least carrying out
One kind operation：Operation one, according to original cipher text, makes the length of bar send change；Operation two, according to original cipher text, makes the face of bar
Color sends change；
Verification unit, connection is artificial or intervenes unit at random, and school is carried out for exporting the preceding create-rule according to bar code
Test, verification is by just recording and to output interface；Verification by manually or at random intervening unit by not operated again；
Output interface, connects verification unit, for exporting the particular bar；
Recording unit, for recording whole normal and improper ciphering process.
It can be seen that, the present invention can still recognize the characteristic as the commodity a product one yard of one-dimensional barcode representation, in this base
On plinth, can realize bar code have one one yard mark, to businessman realize one one yard have trace to the source wait apply bring
Surcharge, while bar code has extraordinary cryptographic capabilities.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, the invention is not limited in any way for above-described embodiment, it is all to be obtained by the way of equivalent or equivalent transformation
Technical scheme, all falls within protection scope of the present invention.
Claims (10)
1. a kind of particular bar, it is characterised in that including：It is placed on the stock, superposition or partial stack are in described one
Tie up the color of bar code；Include data message after the colour recognition.
2. a kind of particular bar according to claim 2, it is characterised in that the color for superposition or partial stack in
Information on the bar and/or the sky.
3. a kind of particular bar according to right 2, it is characterised in that color includes following species：Colour K100, colour
K50, colour MY100K50, colour MY100, colour MY50, colour CY100, colour C80Y50, colour CM100, colour M100,
Colour M20Y40K40.
4. a kind of particular bar according to claim 1, it is characterised in that including：
The one-dimensional bar code being placed on stock, the one-dimensional bar code includes bar and sky；The length of at least one and its
His bar is different, and data message is included after the length information identification of bar.
5. a kind of forming method of particular bar, it is characterised in that comprise the following steps：
Step one：Generation one-dimensional bar code, the one-dimensional bar code includes bar and sky；
Step 2：The overlay color on the bar of one-dimensional bar code, data message is included after the colour recognition.
6. the forming method of a kind of particular bar according to claim 5, it is characterised in that step one includes：
Step 1a：According to the initial one-dimensional bar code of bar code original data genaration；
Step 1b：Coordinate is distributed to initial one-dimensional bar code.
7. the forming method of a kind of particular bar according to claim 6, it is characterised in that step 1b includes：
Step 1b1：Along bar code top, with neat in the black bar of bar code, level one horizontal line of picture, X-axis is defined as；Along bar shaped
One the right of black bar of rightmost of code is neat, vertically draws a vertical line, and is defined as Y-axis；Along Y-axis, with the most narrow of bar code
The width A of vertical black band is unit, enters line displacement, and in units of A, level ten horizontal lines of picture, every horizontal line is referred to as reference line,
To every reference line numbering；
Step 1b2：According to the coding rule and generating principle of bar code, prolong X-direction, turned left from the right side, be every of bar code
Secret note assigns numbering, and above-mentioned numbering is referred to as bar numbering, and every secret note is respectively provided with a bar numbering.
8. the forming method of a kind of particular bar according to claim 7, it is characterised in that the step 2 includes：
Obtain original cipher text；According to original cipher text correspondence bar numbering, distribution color-sequential is transferred according to correspondence result, color is distributed according to color-sequential
Number, the color of correspondence bar is replaced according to color number.
9. the forming method of a kind of particular bar according to any one of claim 1 to 8, it is characterised in that including：Step
Rapid K：Length at least one is changed so that the length of at least one and other differences, the length of bar are believed
Include data message after breath identification.
10. a kind of forming method of the particular bar according to claim 5 or 7, it is characterised in that the step K bags
Include：
Step k1：Obtain original cipher text；
Step k2：According to the correspondence position relation that original cipher text and bar are numbered, the corresponding original cipher text numeral of bar is found, according to original
Beginning ciphertext numeral finds the reference line of same numbers；The length change of bar is referred to line position to this.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114372547A (en) * | 2021-12-22 | 2022-04-19 | 广西柳钢东信科技有限公司 | Two-dimensional bar code design method for steel serial number identification |
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| CN202512601U (en) * | 2011-12-21 | 2012-10-31 | 李利民 | Commodity anti-counterfeit bar code |
| CN103984975A (en) * | 2014-05-08 | 2014-08-13 | 我查查信息技术(上海)有限公司 | Specific bar code based on colorful background and forming method thereof |
| CN104608469A (en) * | 2015-02-06 | 2015-05-13 | 我查查信息技术(上海)有限公司 | Offset plate, manufacturing method of offset plate, and method for applying one-dimensional barcodes |
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